#8324 Automatically set paintable id when paintable is created

src/com/vaadin/terminal/gwt/client/ApplicationConnection.java

@@ -38,7 +38,6 @@ import com.vaadin.terminal.gwt.client.ApplicationConfiguration.ErrorMessage;
 import com.vaadin.terminal.gwt.client.RenderInformation.FloatSize;
 import com.vaadin.terminal.gwt.client.RenderInformation.Size;
 import com.vaadin.terminal.gwt.client.ui.Field;
-import com.vaadin.terminal.gwt.client.ui.VAbstractPaintableWidget;
 import com.vaadin.terminal.gwt.client.ui.VContextMenu;
 import com.vaadin.terminal.gwt.client.ui.VNotification;
 import com.vaadin.terminal.gwt.client.ui.VNotification.HideEvent;
@@ -2098,10 +2097,9 @@ public class ApplicationConnection {
         if (!paintableMap.hasPaintable(pid)) {
             // Create and register a new paintable if no old was found
             VPaintableWidget p = widgetSet.createWidget(uidl, configuration);
-            if (p instanceof VAbstractPaintableWidget) {
-                ((VAbstractPaintableWidget) p).setConnection(this);
-                ((VAbstractPaintableWidget) p).init();
-            }
+            p.setConnection(this);
+            p.setId(pid);
+            p.init();
             paintableMap.registerPaintable(pid, p);
         }
         return (VPaintableWidget) paintableMap.getPaintable(pid);

src/com/vaadin/terminal/gwt/client/VPaintable.java

@@ -21,28 +21,27 @@ public interface VPaintable {
      */
     public void updateFromUIDL(UIDL uidl, ApplicationConnection client);
 
-    // /**
-    // * Returns the id for this VPaintable. This must always be what has been
-    // set
-    // * using {@link #setId(String)}.
-    // *
-    // * @return The id for the VPaintable.
-    // */
-    // public String getId();
-    //
-    // /**
-    // * Sets the id for the VPaintable. This method is called once by the
-    // * framework when the VPaintable is initialized and should never be called
-    // * otherwise.
-    // * <p>
-    // * The VPaintable id is used to map the server and the client paintables
-    // * together. It is unique in this root and assigned by the framework.
-    // * </p>
-    // *
-    // * @param id
-    // * The id of the paintable.
-    // */
-    // public void setId(String id);
+    /**
+     * Returns the id for this VPaintable. This must always be what has been set
+     * using {@link #setId(String)}.
+     * 
+     * @return The id for the VPaintable.
+     */
+    public String getId();
+
+    /**
+     * Sets the id for the VPaintable. This method is called once by the
+     * framework when the VPaintable is initialized and should never be called
+     * otherwise.
+     * <p>
+     * The VPaintable id is used to map the server and the client paintables
+     * together. It is unique in this root and assigned by the framework.
+     * </p>
+     * 
+     * @param id
+     *            The id of the paintable.
+     */
+    public void setId(String id);
 
     /**
      * Gets ApplicationConnection instance that created this VPaintable.
@@ -50,7 +49,7 @@ public interface VPaintable {
      * @return The ApplicationConnection as set by
      *         {@link #setConnection(ApplicationConnection)}
      */
-    // public ApplicationConnection getConnection();
+    public ApplicationConnection getConnection();
 
     /**
      * Sets the reference to ApplicationConnection. This method is called by the
@@ -60,7 +59,7 @@ public interface VPaintable {
      * @param connection
      *            The ApplicationConnection that created this VPaintable
      */
-    // public void setConnection(ApplicationConnection connection);
+    public void setConnection(ApplicationConnection connection);
 
     /**
      * Tests whether the component is enabled or not. A user can not interact
@@ -71,4 +70,11 @@ public interface VPaintable {
      * @return true if the component is enabled, false otherwise
      */
     // public boolean isEnabled();
+
+    /**
+     * 
+     * Called once when the connection and id has been set
+     */
+    public void init();
+
 }

src/com/vaadin/terminal/gwt/client/ui/VViewPaintable.java

@@ -33,7 +33,9 @@ public class VViewPaintable extends VAbstractPaintableWidgetContainer {
 
     public void updateFromUIDL(final UIDL uidl, ApplicationConnection client) {
         getWidgetForPaintable().rendering = true;
-
+        // As VView is not created in the same way as all other paintables we
+        // have to set the id here
+        setId(uidl.getId());
         getWidgetForPaintable().id = uidl.getId();
         boolean firstPaint = getWidgetForPaintable().connection == null;
         getWidgetForPaintable().connection = client;